OpenTechnical

OT-2026-000045224

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000045224) never changes.

Identity and time

Publication numberOT-2026-000045224 · never reused
Internal UUID01a0ae7c-f769-74ad-a664-fc9349bcca00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045224
StatusPUBLIC

Content hashes

Canonical text42bd52ef696ba1e2045eeb8bd1996f400e73d2d6d35f4d6a6dae6941f9b1e521
Markdowne6d3dd9ed88ff3d4d23c041d6bfa1b34892a957a16bbbf8c1aa636e418c55f40
PDF
Publication page445cbc6e11d3cf3d1bfb8a92dbb011c8b87f75dfed3459e941a11f0f06defbbf
Manifestc792d9390f69498bf19bd9eea34013e76e11b337fdae1afce94f9cabcfac619f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureW21ZdV2fFYlwUp+ywkax9KfHkuHaidEJOpRzDq89L2ERpOeV0n5Cag1/aKZ/mmKBPywVU09Tt8Ie12HLLDBtAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:25.064370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045224
observed 445cbc6e11d3cf3d1bfb8a92dbb011c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.043290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045224/manifest.json
observed c792d9390f69498bf19bd9eea34013e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.025470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045224/publication.md
observed e6d3dd9ed88ff3d4d23c041d6bfa1b34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.007454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045224/publication.txt
observed 42bd52ef696ba1e2045eeb8bd1996f40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.